Finding the Fourth Proportional to 557,318.16, 835,975.08 and 202,330.80
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Solution
The fourth proportional to 557,318.16, 835,975.08 and 202,330.80 is: 303,495.42
Step by Step Solution
- Step 1: Write the proportion equation
557,318.16 : 835,975.08 = 202,330.80 : x - Step 2: Convert to fraction form
557,318.16/835,975.08 = 202,330.80/x - Step 3: Cross multiply
557,318.16x = 835,975.08 × 202,330.80 - Step 4: Simplify right side
557,318.16x = 169,143,506,716.46 - Step 5: Solve for x
x = 169,143,506,716.46/557,318.16 - Step 6: Final answer
x = 303,495.42
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.